CN212910447U

CN212910447U - Offshore platform switchgear

Info

Publication number: CN212910447U
Application number: CN202021271265.2U
Authority: CN
Inventors: 彭哲; 孙文艺; 李勇; 袁红珍; 韩福亮; 甘绍添
Original assignee: Guangdong Mingyang Electric Co ltd
Current assignee: Guangdong Mingyang Electric Co ltd
Priority date: 2020-07-01
Filing date: 2020-07-01
Publication date: 2021-04-06
Anticipated expiration: 2030-07-01

Abstract

The utility model discloses an offshore platform switchgear, include: the heat dissipation device comprises a shell, a heat dissipation filter device and a vibration damping device, wherein a containing cavity is arranged in the shell, the containing cavity is provided with at least one side opening, the side opening is correspondingly provided with a cover body capable of covering the opening, and the edge of the side opening is provided with a sealing element attached to the cover body; the heat dissipation filtering device is arranged on the shell and can ventilate, filter and dehumidify the accommodating cavity; the vibration damping device is arranged at the bottom of the shell. The switch device can simultaneously have the characteristics of corrosion resistance, strong ventilation and good vibration resistance, so as to be better suitable for the environment of an offshore platform.

Description

Offshore platform switchgear

Technical Field

The utility model relates to an electric power engineering equipment technical field, in particular to offshore platform switchgear.

Background

Switchgear is also called power distribution equipment, and is a general name for power distribution equipment such as high/low voltage power distribution cabinets, transformers, circuit breakers and the like in a power system. Switchgear is required on offshore platforms to distribute power. However, the offshore platform is very harsh in environment, the air is filled with salt fog, and the offshore platform floats on the sea, so that the offshore platform can vibrate along with sea waves.

Some conventional offshore platform switch devices have the functions of corrosion prevention and vibration reduction, but the ventilation performance of the switch device is extremely poor, and circuits and electrical elements in the switch device are easily overheated; still other switchgear devices have a strong ventilation design, but they do not have a good erosion and vibration damping design and are not adaptable to the environment of the offshore platform.

SUMMERY OF THE UTILITY MODEL

The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an offshore platform switchgear can possess the characteristics of anti-corrosion, strong air permeability and good anti-vibration simultaneously to adapt to offshore platform's environment better.

According to the utility model discloses offshore platform switchgear, include: the heat dissipation device comprises a shell, a heat dissipation filter device and a vibration damping device, wherein an accommodating cavity is arranged in the shell, the accommodating cavity is provided with at least one side opening, a cover body capable of covering the side opening is correspondingly arranged on the side part of the shell, and a sealing element attached to the cover body is arranged on the edge of the side opening; the heat dissipation filtering device is arranged on the shell and can ventilate, filter and dehumidify the accommodating cavity; the vibration damping device is arranged at the bottom of the shell.

According to the utility model discloses offshore platform switchgear has following beneficial effect at least: the sealing element is arranged at the edge of the side opening of the shell, so that the cover body is in sealing fit with the shell, the accommodating cavity is prevented from being eroded by salt mist air, and further the erosion resistance of the switch device is ensured; the heat dissipation filtering device is arranged to ventilate and filter and dehumidify air in the accommodating cavity, so that the air in the accommodating cavity is ensured to be dry, the circuits and electronic elements in the accommodating cavity are prevented from being corroded by salt mist air, and meanwhile, the circuits and the electronic elements in the accommodating cavity are effectively dissipated heat, and the normal operation of the switch equipment is ensured; through setting up vibration damper, make switchgear possess the anti-vibration ability to adapt to the vibration of offshore platform, improve switchgear's life, reduce switchgear's maintenance cost.

According to some embodiments of the utility model, the heat dissipation filter equipment includes ventilation blower and ventilation guard shield, the ventilation blower is located a lateral wall of holding cavity, with the holding cavity be equipped with the vent on another lateral wall that a lateral wall is relative, the ventilation guard shield lid is located the vent, the ventilation guard shield is provided with dehumidification filter spare. Through locating the lateral wall of two relative settings of holding cavity with ventilation blower and vent branch, make the air get into in the vent under the drive of ventilation blower, blow off from the ventilation blower, make the holding cavity keep the circulation of air, make inside line and electronic component effectively dispel the heat, set up dehumidification filter piece in the ventilation guard shield, carry out the dehumidification to external air and filter, make the air in the holding cavity keep dry circulation, and then guarantee switchgear normal operating.

According to some embodiments of the invention, the dehumidifying filter is provided as a filter cotton. The filter cotton effectively filters and dehumidifies the external air, intercepts corrosive salt fog components, and ensures that the air quality of the accommodating cavity meets the normal operation requirement of the equipment.

According to the utility model discloses a some embodiments, vibration damper includes base and damping strip, the damping strip is laid in the top surface of base, the bottom of casing with the damping strip is connected, and the damping strip sets up between casing and base, makes base and casing relative displacement or vibration to a certain extent to when the base along with the offshore platform vibration, the casing can reduce the vibration range through the damping strip, makes the casing receive the vibration impact of base and obtains the buffering, has improved switchgear's anti vibration effect.

According to the utility model discloses a some embodiments, the holding cavity still is equipped with the under shed, the bottom of casing is equipped with and can covers the under shed bearing plate, the damping strip is located the bearing plate with between the base. Through setting up the bearing plate, on the one hand reliably bear the weight of to the casing, on the other hand conveniently opens the under shed, carries out wiring and electronic component's configuration to the holding cavity.

According to the utility model discloses a some embodiments, the bearing plate is equipped with the through-hole, through-hole department is equipped with the cable protection circle, and during the installation cable, the tip of cable pierces into the holding cavity from the cable protection circle, and the inside wall of cable protection circle and the sealed laminating of the lateral wall of cable guarantee that the salt fog air can not follow in the cable protection circle gets into the holding cavity.

According to the utility model discloses a some embodiments, the side opening be equipped with lid complex clamping groove, the sealing member with the lateral surface contact laminating of lid, the periphery of lid inlays to establish promptly and is fixed in clamping groove in, has improved the leakproofness of lid to the holding cavity.

According to some embodiments of the invention, the housing is provided with a connection flange for connecting a transformer. Through setting up flange, make switchgear assemble fixedly fast with the transformer to because switchgear is separated from the transformer closely, the cable can conveniently be connected transformer and switchgear, has practiced thrift cable junction's cost.

According to some embodiments of the utility model, still include waterproof top cap, waterproof top cap set up in the top of casing, waterproof top cap can cover the top surface of casing. Through setting up waterproof top cap, avoid switchgear when marine transport, by the rainwater erosion to the casing, waterproof top cap covers in the top surface of casing, guarantees that the rainwater can not follow the top infiltration holding cavity of casing.

According to the utility model discloses a some embodiments still include display panel and monitoring module, display panel set up in a side of casing, monitoring module locates the holding cavity just can monitor the temperature in line current and the holding cavity, monitoring module with the display panel electricity is connected. Through setting up monitoring module, carry out real-time supervision to the electric current of circuit and the temperature in the holding cavity to with signal transmission to display panel, make display panel can show switchgear's running state and operating parameter directly perceivedly, be favorable to maintaining switchgear.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

fig. 1 is a schematic view of an offshore platform switchgear of an embodiment of the present invention;

FIG. 2 is a side schematic view of the offshore platform switchgear shown in FIG. 1.

Reference numerals:

the air conditioner comprises a shell 100, a containing cavity 110, a cover body 120, a pressure bearing plate 130, a cable protection ring 131, a sealing element 140, a waterproof top cover 150, a ventilator 210, a ventilation shield 220, a vibration damping device 300, a base 310, a vibration damping strip 320, a display panel 410, a monitoring module 420 and a connecting flange 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, unless there is an explicit limitation, the words such as setting, installation, connection, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above words in combination with the specific contents of the technical solution.

As shown in fig. 1 and 2, the offshore platform switchgear according to the embodiment of the present invention includes: the heat dissipation filter device comprises a shell 100, a heat dissipation filter device and a vibration damping device 300, wherein an accommodating cavity 110 is arranged in the shell 100, the accommodating cavity 110 is provided with at least one side opening, a cover body 120 capable of covering the side opening is correspondingly arranged on the side part of the shell 100, and a sealing element 140 attached to the cover body 120 is arranged on the edge of the side opening; the heat dissipation filter device is arranged on the shell 100, and can ventilate, filter and dehumidify the accommodating cavity 110; the vibration damping device 300 is provided at the bottom of the housing 100.

Specifically, the sealing element 140 is arranged at the edge of the side opening of the shell 100, so that the cover body 120 is in sealing fit with the shell 100, the accommodating cavity 110 is prevented from being corroded by salt mist air, and the corrosion resistance of the switch device is further ensured; by arranging the heat dissipation filtering device, the accommodating cavity 110 is ventilated, filtered and dehumidified by air, so that the air in the accommodating cavity 110 is ensured to be dry, circuits, electronic elements and the like in the accommodating cavity 110 are prevented from being corroded by salt mist air, and meanwhile, the circuits and the electronic elements in the accommodating cavity 110 are effectively dissipated heat, so that the normal operation of the switch device is ensured; by arranging the vibration damper 300, the switchgear has vibration resistance so as to adapt to the vibration of the offshore platform, thereby prolonging the service life of the switchgear and reducing the maintenance cost of the switchgear. The cover 120 is convenient to open the side opening, so as to maintain the circuit, the electronic components and the like of the accommodating cavity 110; the housing 100 may be formed by enclosing a square frame and a plurality of metal plates, so that a plurality of side openings may be provided, and the cover 120 may be covered to form the metal plates, thereby effectively protecting the component parts in the accommodating cavity 110.

In some embodiments of the present invention, the heat dissipation and filtration device includes a ventilator 210 and a ventilation shield 220, the ventilator 210 is disposed on one side wall of the accommodating cavity 110, the other side wall opposite to the one side wall of the accommodating cavity 110 is provided with a ventilation opening, the ventilation shield 220 covers the ventilation opening, and the ventilation shield 220 is provided with a dehumidification filter. Through locating the lateral wall of two relative settings of holding cavity 110 with ventilation blower 210 and vent branch, make the air can get into from the vent under ventilation blower 210's the drive, blow off from ventilation blower 210, make holding cavity 110 keep the circulation of air, make internal circuit and electronic component effectively dispel the heat, set up the dehumidification filtration piece in the ventilation guard shield 220, carry out the dehumidification filtration to exotic air, make the air in the holding cavity 110 keep dry circulation, and then guarantee switchgear normal operating.

In some embodiments of the present invention, the dehumidifying filter is configured as a filter cotton. The filter cotton effectively filters and dehumidifies the outside air, intercepts corrosive salt fog components, and ensures that the air quality of the accommodating cavity 110 meets the normal operation requirement of the equipment. The filter cotton can be set into synthetic fiber filter cotton, non-woven fabric filter cotton, glass fiber filter cotton, activated carbon filter cotton and the like, one layer or a plurality of layers of filter cotton can be set, the number of the layers of the filter cotton can be correspondingly set according to actual requirements, and no limitation is required.

In some embodiments of the present invention, as shown in fig. 1, the vibration damping device 300 includes a base 310 and a vibration damping strip 320, the vibration damping strip 320 is laid on the top surface of the base 310, the bottom of the casing 100 is connected to the vibration damping strip 320, the vibration damping strip 320 is disposed between the casing 100 and the base 310, so that the base 310 and the casing 100 can move or vibrate relatively to some extent, and thus when the base 310 vibrates along with the offshore platform, the casing 100 can reduce the vibration amplitude through the vibration damping strip 320, so that the casing 100 is buffered by the vibration impact of the base 310, and the anti-vibration effect of the switch device is improved. In some embodiments, the damping strips 320 may be replaced by four damping springs, which are uniformly distributed at four corners of the bottom of the housing 100, so that the switch device can achieve a good damping effect.

Further, as shown in fig. 1, the base 310 and the damping strip 320 are both configured as a hollow frame, so that a space is formed between the bottom of the housing 100 and the ground, and the cables are conveniently wired.

In some embodiments of the present invention, the receiving cavity 110 is further provided with a lower opening, the bottom of the casing 100 is provided with a pressure plate 130 capable of covering the lower opening, and the damping strip 320 is disposed between the pressure plate 130 and the base 310. By providing the pressure-bearing plate 130, on one hand, reliable load-bearing is performed on the housing 100, and on the other hand, the lower opening is easily opened, and wiring and electronic component arrangement are performed on the accommodating cavity 110.

In some embodiments of the utility model, as shown in fig. 1, the bearing plate 130 is equipped with the through-hole, and through-hole department is equipped with cable protection ring 131, and during the installation cable, the tip of cable pierces into holding cavity 110 from cable protection ring 131, and the inside wall of cable protection ring 131 is sealed with the lateral wall of cable and is laminated, guarantees that the salt fog air can not follow in cable protection ring 131 gets into holding cavity 110.

In some embodiments of the present invention, as shown in fig. 1, the side opening is provided with a clamping groove engaged with the cover 120, the sealing element 140 contacts and adheres to the outer side surface of the cover 120, i.e. the periphery of the cover 120 is embedded and fixed in the clamping groove, so as to improve the sealing performance of the cover 120 to the accommodating cavity 110. Wherein, sealing member 140 can set up to the sealing strip, distributes in the open side border all around, and after installation lid 120, the inside wall of sealing strip closely laminates with the lateral wall of lid 120, makes the junction of sealing strip and lid 120 have good leakproofness.

Further, in some embodiments of the present invention, the outer side edge of the cover 120 is provided with a chamfer. The chamfer is arranged at the edge of the outer side face of the cover body 120, so that the cover body 120 is favorably fixed on the side opening from the clamping groove, the cover body 120 has certain stereoscopic impression, and the attractiveness of the switch device is improved.

In some embodiments of the present invention, as shown in fig. 1 and 2, the housing 100 is provided with a connection flange 500 for connecting a transformer. Through setting up flange 500, make switchgear can assemble fixedly fast with the transformer to because switchgear is separated from the transformer closely, the cable can conveniently be connected transformer and switchgear, has practiced thrift cable junction's cost.

In some embodiments of the present invention, the top cover further comprises a waterproof top cover 150, the waterproof top cover 150 is disposed on the top of the casing 100, and the waterproof top cover 150 can cover the top surface of the casing 100. Through setting up waterproof top cap 150, avoid switchgear when marine transport, be corroded casing 100 by the rainwater, waterproof top cap 150 covers the top surface of casing 100, guarantees that the rainwater can not follow the top infiltration holding cavity 110 of casing 100.

Further, as shown in fig. 1. The front end, the left end and the right end of the waterproof top cover 150 are provided with leakage-proof side edges, so that rainwater can only leak down along the rear end of the waterproof lamp cover, the rear end of the waterproof top cover 150 can continue to extend backwards to form a cover eave, and the rainwater is further prevented from corroding the shell 100.

In some embodiments of the present invention, as shown in fig. 1, the display device further includes a display panel 410 and a monitoring module 420, the display panel 410 is disposed on a side of the casing 100, the monitoring module 420 is disposed in the accommodating cavity 110 and can monitor the line current and the temperature in the accommodating cavity 110, and the monitoring module 420 is electrically connected to the display panel 410. Through setting up monitoring module 420, carry out real-time supervision to the electric current of circuit and the temperature in the accommodation cavity 110 to display panel 410 is transmitted to the signal, makes display panel 410 can show switchgear's running state and operating parameter directly perceived, is favorable to maintaining switchgear. Wherein, detection module can be integrated by common current monitor and temperature sensor, can monitor the electric current and the temperature of circuit simultaneously, with signal feedback to display panel 410 and long-range land backstage on, make the operation and maintenance personnel need not just going out the sea and can monitor switchgear's return circuit state constantly, be favorable to the running state monitoring and the maintenance to switchgear.

The present embodiment has been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above-described embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the present invention.

Claims

1. An offshore platform switchgear, comprising:

the device comprises a shell, wherein an accommodating cavity is formed in the shell, the accommodating cavity is provided with at least one side opening, a cover body capable of covering the side opening is correspondingly arranged on the side part of the shell, and a sealing element attached to the cover body is arranged on the edge of the side opening;

the heat dissipation filtering device is arranged on the shell and can ventilate the accommodating cavity and filter and dehumidify air;

and the vibration damping device is arranged at the bottom of the shell.

2. The offshore platform switchgear device of claim 1,

the heat dissipation and filtration device comprises a ventilator and a ventilation shield, wherein the ventilator is arranged on one side wall of the accommodating cavity, a ventilation opening is formed in the other side wall, opposite to the side wall, of the accommodating cavity, the ventilation shield is arranged on the ventilation opening in a covering mode, and the ventilation shield is provided with a dehumidification filtering piece.

3. Offshore platform switchgear device according to claim 2,

the dehumidifying filter element is filter cotton.

4. The offshore platform switchgear device of claim 1,

the vibration damping device comprises a base and vibration damping strips, the vibration damping strips are laid on the top surface of the base, and the bottom of the shell is connected with the vibration damping strips.

5. Offshore platform switchgear device according to claim 4,

the holding cavity is further provided with a lower opening, the bottom of the shell is provided with a bearing plate capable of covering the lower opening, and the vibration reduction strip is arranged between the bearing plate and the base.

6. Offshore platform switchgear device according to claim 5,

the bearing plate is provided with a through hole, and a cable protection ring is arranged at the through hole.

7. The offshore platform switchgear device of claim 1,

the side opening is provided with a clamping groove matched with the cover body, and the sealing element is contacted and attached to the outer side surface of the cover body.

8. The offshore platform switchgear device of claim 1,

the shell is provided with a connecting flange for connecting a transformer.

9. The offshore platform switchgear device of claim 1,

still include waterproof top cap, waterproof top cap set up in the top of casing, waterproof top cap can cover the top surface of casing.

10. The offshore platform switchgear device of claim 1,

still include display panel and monitoring module, display panel set up in a side of casing, monitoring module locates the holding cavity just can monitor the temperature in line current and the holding cavity, monitoring module with the display panel electricity is connected.